(19)

(11)

EP 2 127 464 A2

(12)

(88) Date of publication A3: 25.09.2008 (43) Date of publication: 02.12.2009 Bulletin 2009/49 (21) Application number: 08713122.3 (22) Date of filing: 14.01.2008

(51) International Patent Classification (IPC):  H04Q 7/38(0000.00) (86) International application number: PCT/US2008/000474 (87) International publication number: WO 2008/091505 (31.07.2008 Gazette 2008/31)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR (30) Priority: 22.01.2007 US 625463 (71) Applicant: LUCENT TECHNOLOGIES INC. Murray Hill NJ 07974-0636 (US)	(72) Inventors: BACHL, Rainer, Walter D-90425 Nuremberg (DE) LOZANO, Angel Hoboken, NJ 07030 (US) (74) Representative: Rank, Christoph  Kohler Schmid Möbus Patentanwälte Ruppmannstrasse 27 D-70565 Stuttgart D-70565 Stuttgart (DE)